81934184

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1117}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 157570920

約数和(自身を除く): 75636736

約数列:

[1, 2, 4, 8, 53, 106, 173, 212, 346, 424, 692, 1117, 1384, 2234, 4468, 8936, 9169, 18338, 36676, 59201, 73352, 118402, 193241, 236804, 386482, 473608, 772964, 1545928, 10241773, 20483546, 40967092, 81934184]

約数ペア:

[(1, 81934184), (2, 40967092), (4, 20483546), (8, 10241773), (53, 1545928), (106, 772964), (173, 473608), (212, 386482), (346, 236804), (424, 193241), (692, 118402), (1117, 73352), (1384, 59201), (2234, 36676), (4468, 18338), (8936, 9169)]